Xyzal vs Zyrtec & Clarinex, Side Effects

Xyzal vs Zyrtec & Clarinex, Side Effects

Xyzal, generic levocetirizine, is a fairly new treatment for certain types of allergy such as allergic rhinitis and hives, or chronic idiopathic urticaria.  It was launched in parts of Europe in 2001 and was approved in 2007 for certain uses in the USA. Xyzal, on a...